Oil drainage exhauster



FIG. 1 is a perspective view of an oil drainage exhauster, showing my new design;

FIG. 2 is a front view of the oil drainage exhauster shown in FIG. 1;

FIG. 3 is a rear view of the oil drainage exhauster shown in FIG. 1;

FIG. 4 is a left side view of the oil drainage exhauster shown in FIG. 1

FIG. 5 is a right side view of the oil drainage exhauster shown in FIG. 1;

FIG. 6 is a top view of the oil drainage exhauster shown in FIG. 1; and,

FIG. 7 is a bottom view of the oil drainage exhauster shown in FIG. 1. 

CLAIM The ornamental design for an oil drainage exhauster, as shown and described. 